package com.tjise.msmservice.controller;

import com.tjise.commonutils.R;
import com.tjise.msmservice.service.MsmService;
import com.tjise.msmservice.utils.RandomUtil;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.util.StringUtils;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

import java.util.HashMap;
import java.util.Map;
import java.util.concurrent.TimeUnit;

@RestController
@RequestMapping("/edumsm/msm")
@Api(description = "短信发送")
public class MsmController {

    @Autowired
    private MsmService msmService;

    @Autowired
    private RedisTemplate<String, String> redisTemplate;
    //发送短信的方法
    @ApiOperation(value = "发送短信")
    @GetMapping("send/{phone}")
    public R sendMsm(@PathVariable String phone){
        //1 从redis获取验证码 如果获取直接返回
        String code = redisTemplate.opsForValue().get(phone);
        if(!StringUtils.isEmpty(code)){
            return R.ok();
        }

        //2 如果redis获取不到 进行阿里云发送
        //生成随机值 传递阿里云进行发送
        code = RandomUtil.getFourBitRandom();
        Map<String, Object> param = new HashMap<>();
        param.put("code", code);
        //调用service发送短信的方法
        boolean isSend = msmService.send(param, phone);
        if (isSend){
            //发送成功 把发送成功短信验证码放到redis里面
            //设置有限时间
            redisTemplate.opsForValue().set(phone, code, 5, TimeUnit.MINUTES);
            return R.ok();
        }else {
            return R.error().message("短信发送失败");
        }
    }
}
